Standard A19 temperature controls without enclosure come with a 3/8 in. (9.5 mm) diameter bulb and a 6 ft (1.8 m) capillary. The following optional constructions are available on quantity orders at extra cost:
- A capillary longer than 6 ft
- Bulbs with the following outer diameters: 3/16 in. (4.8 mm), 1/4 in. (6.4 mm), or 5/16 in.(7.9 mm)
- Coil bulbs for low air movement applications
The following bulb style is available for clamp-on or closed tank applications.
Figure 1. Style 1 swaged bulb with support tube
The following bulb wells are available for applications where you can remove a temperature bulb without draining the tank.
Figure 2. Bulb well for liquid immersion applications
| Part number | Dimensions | |||
|---|---|---|---|---|
| A, in. (mm) | B, in. (mm) | |||
| WEL14A-602R | 4.94 | 125 | 1.81 | 46 |
| WEL14A-603R | 5.81 | 148 | ||
| WEL16A-601R | 2.81 | 71 | ||